.wrap-box {
  position: relative;
  width: 100%;
}

.wrap-box .banner-box {
  height: 9.2rem;
  position: relative;
  z-index: 2;
}

.wrap-box .link-box {
  position: absolute;
  width: 100%;
  z-index: 3;
  left: 0;
  top: 7.8rem;
}

.wrap-box .centent-box {
  background-image: url("../images/content-bg.png");
  background-size: cover;
  min-height: 4rem;
  position: absolute;
  width: 100%;
  z-index: 1;
  left: 0;
  top: 8.6rem;
}

.wrap-box .centent-box .box1 {
  margin: 1.58rem auto 0;
  width: 7.5rem;
}

.wrap-box .centent-box .box1 .box-after {
  width: 100%;
  height: 7.75rem;
  background-image: url("../images/box-after.png");
  background-size: cover;
}
